.acceler-father {
    .drag-box {
        background: var(--border-color);
        color: var(--text-color);
        width:200px;
        height:200px;
        line-height: 200px;
        text-align: center;
        user-select: none;
    }
}

.three-container{
    padding: 0px;
    margin: 0px;
    width: 100%;
    height:100%;
}